mirror of https://github.com/FFmpeg/FFmpeg.git
Originally committed as revision 18476 to svn://svn.ffmpeg.org/ffmpeg/trunkrelease/0.6
Diego Biurrun
16 years ago
parent
788cca4135
commit
5137235e0c
7 changed files with 59 additions and 162 deletions
@ -1,102 +0,0 @@ |
||||
/*
|
||||
* gcc fixes for altivec. |
||||
* Used to workaround broken gcc (FSF gcc-3 pre gcc-3.3) |
||||
* and to stay somewhat compatible with Darwin. |
||||
* |
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVCODEC_PPC_GCC_FIXES_H |
||||
#define AVCODEC_PPC_GCC_FIXES_H |
||||
|
||||
#include "config.h" |
||||
|
||||
#if HAVE_ALTIVEC_H |
||||
#include <altivec.h> |
||||
#endif |
||||
|
||||
#if (__GNUC__ < 4) |
||||
# define REG_v(a) |
||||
#else |
||||
# define REG_v(a) __asm__ ( #a ) |
||||
#endif |
||||
|
||||
#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) |
||||
|
||||
/* This code was provided to me by Bartosch Pixa
|
||||
* as a separate header file (broken_mergel.h). |
||||
* thanks to lu_zero for the workaround. |
||||
* |
||||
* See this mail for more information: |
||||
* http://gcc.gnu.org/ml/gcc/2003-04/msg00967.html
|
||||
*/ |
||||
|
||||
static inline vector signed char ff_vmrglb (vector signed char const A, |
||||
vector signed char const B) |
||||
{ |
||||
static const vector unsigned char lowbyte = { |
||||
0x08, 0x18, 0x09, 0x19, 0x0a, 0x1a, 0x0b, 0x1b, |
||||
0x0c, 0x1c, 0x0d, 0x1d, 0x0e, 0x1e, 0x0f, 0x1f |
||||
}; |
||||
return vec_perm (A, B, lowbyte); |
||||
} |
||||
|
||||
static inline vector signed short ff_vmrglh (vector signed short const A, |
||||
vector signed short const B) |
||||
{ |
||||
static const vector unsigned char lowhalf = { |
||||
0x08, 0x09, 0x18, 0x19, 0x0a, 0x0b, 0x1a, 0x1b, |
||||
0x0c, 0x0d, 0x1c, 0x1d, 0x0e, 0x0f, 0x1e, 0x1f |
||||
}; |
||||
return vec_perm (A, B, lowhalf); |
||||
} |
||||
|
||||
static inline vector signed int ff_vmrglw (vector signed int const A, |
||||
vector signed int const B) |
||||
{ |
||||
static const vector unsigned char lowword = { |
||||
0x08, 0x09, 0x0a, 0x0b, 0x18, 0x19, 0x1a, 0x1b, |
||||
0x0c, 0x0d, 0x0e, 0x0f, 0x1c, 0x1d, 0x1e, 0x1f |
||||
}; |
||||
return vec_perm (A, B, lowword); |
||||
} |
||||
/*#define ff_vmrglb ff_vmrglb
|
||||
#define ff_vmrglh ff_vmrglh |
||||
#define ff_vmrglw ff_vmrglw |
||||
*/ |
||||
#undef vec_mergel |
||||
|
||||
#define vec_mergel(a1, a2) \ |
||||
__ch (__bin_args_eq (vector signed char, (a1), vector signed char, (a2)), \
|
||||
((vector signed char) ff_vmrglb ((vector signed char) (a1), (vector signed char) (a2))), \
|
||||
__ch (__bin_args_eq (vector unsigned char, (a1), vector unsigned char, (a2)), \
|
||||
((vector unsigned char) ff_vmrglb ((vector signed char) (a1), (vector signed char) (a2))), \
|
||||
__ch (__bin_args_eq (vector signed short, (a1), vector signed short, (a2)), \
|
||||
((vector signed short) ff_vmrglh ((vector signed short) (a1), (vector signed short) (a2))), \
|
||||
__ch (__bin_args_eq (vector unsigned short, (a1), vector unsigned short, (a2)), \
|
||||
((vector unsigned short) ff_vmrglh ((vector signed short) (a1), (vector signed short) (a2))), \
|
||||
__ch (__bin_args_eq (vector float, (a1), vector float, (a2)), \
|
||||
((vector float) ff_vmrglw ((vector signed int) (a1), (vector signed int) (a2))), \
|
||||
__ch (__bin_args_eq (vector signed int, (a1), vector signed int, (a2)), \
|
||||
((vector signed int) ff_vmrglw ((vector signed int) (a1), (vector signed int) (a2))), \
|
||||
__ch (__bin_args_eq (vector unsigned int, (a1), vector unsigned int, (a2)), \
|
||||
((vector unsigned int) ff_vmrglw ((vector signed int) (a1), (vector signed int) (a2))), \
|
||||
__altivec_link_error_invalid_argument ()))))))) |
||||
|
||||
#endif /* (__GNUC__ == 3 && __GNUC_MINOR__ < 3) */ |
||||
|
||||
#endif /* AVCODEC_PPC_GCC_FIXES_H */ |
||||
Loading…
Reference in new issue